jordanm82899 jordanm82899
  • 03-01-2018
  • Mathematics
contestada

What is the absolute value of the complex number -4- sqrt 2i? A) sqrt 14 B) 3sqrt2 C)14 D)18

Respuesta :

wizard123
wizard123 wizard123
  • 03-01-2018
Remember the pythagorean theorem.

a^2 + b^2 = c^2

The complex number is a+bi,  the absolute value is 'c'

[tex]|-4-\sqrt{2} i| = \sqrt{(-4)^2 + (-\sqrt{2})^2} = \sqrt{16+2} = \sqrt{18} = 3\sqrt{2}[/tex]
Answer Link
baebt3 baebt3
  • 03-01-2021

Answer:the answer is B: 3v/2

Step-by-step explanation:

Answer Link

Otras preguntas

what is vertical distance? is it addition or subtraction
The cell cycle consists of two main phases: _____. interphase and M phase G0 phase and S phase M phase and S phase interphase and G2 phase
an equation stating that two ratios and rates are equivalent is a(n)
What are the electrons is the outer shell of an atom called? What charge will elements in Group 2 form when they are involved in an ionic bond?
Make a case for the Native Americans’ right to remain on the Western Plains.
A circle cuts the x-axis at (4,0) and (14,0), and cuts the y-axis at (0,6) and (0,8). Find it's equation
How can you do 461 divided by 3 the old school way
In which order were these documents written and adopted? 1. U.S. Constitution 2. Bill of Rights 3. Declaration of Independence 4. Articles of Confederation A.
The ocean contains many plants and protists that can make their own food. What do these organisms get by living near the surface that they cannot get in deep wa
what was darwins role on beagle